1. Searching for Columnar Jointing on Mars Brittany Meucci Mentor- Dr. Moses Milazzo Northern Arizona University-NASA Space Grant 25 cm/pixel

2. What is Columnar Jointing? North Ninepin Island, Hong Kong

3. High Resolution Imaging Science Experiment (HiRISE) -On board the MRO -~1 % canvassed -30,000 + photos -370-400 km above Mars -1 m objects

4. Where is it? - Impact processes - Volcanic processes - Crater walls 25 cm/pixel

5. Importance -Previous life -Fresh water lake deposits

6. Conclusions -Lava-water interaction -Discovered by MRO’s HiRISE -~1% canvassed -Found only in impact processes -Life on Mars

7. Future Research

8. Acknowledgements NASA Space Grant program Northern Arizona University Dr. Barlow and Mrs. Stigmon And a special thanks to my mentor, Dr. Milazzo Questions?